An offbeat angle on the ocean viewed through an antiquated lens.

The rusting remains of the largest assembled WWII fleet on the West Coast.

Coastal dunes, site of buried Egyptian movie set and former utopian colony.

The remains of a ruined mansion memorialize the 1906 earthquake.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

A world-class observatory in the California desert.

This massive redwood tree has a hole in the base big enough to drive through.

Quite simply the largest tree in the world (by volume).

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

The largest drain hole in the world.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

A favorite haunt of dinosaur loving children and hallucinogen loving hippies alike.

Canyon walls shrouded in ferns.

Abandoned bridge hidden deep in the San Gabriel Mountains.

San Francisco's newly reopened hands-on science museum.

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

A winding path built in secret on the edge of the continent.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Furniture tries to escape an abandoned building in San Francisco.

America's most famous piece of self-built architecture.

Towering basalt columns, a creation of fire and ice.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A monument to a one-legged kidnapper, horse thief, and charlatan asks visitors to throw rocks in a pile.

A remote desert lookout offers unparalleled views of the California badlands for those who brave the trek.